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Home > Solar Observation > Solar Filters > Mounted glass filters > Lunt Solar Systems > Lunt Solar Systems Filters LS 50F Ha H-Alpha filter set for 1800mm focal length

Lunt Solar Systems Filters LS 50F Ha H-Alpha filter set for 1800mm focal length

Product no.: 12689
Manufacturer: Lunt Solar Systems

RRP: $ 3,560.00

Our price:
$ 2,930.87

incl. VAT
You save: $ 629.13
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Product description:

The system includes the B3400 blocking filter, which is usable for telescopes up to 3060mm focal length.

The blocking filter is installed in a straight extension tube for 2" focuser. This extension tube is equipped with a reception for 2" eyepieces and a adapter for 1.25" eyepieces. Adding an additional available Double-Stack etalon system will reduce the bandwidth to ~<0.55 Angstrom.

Technical data:

  • Aperture: 50mm
  • No central obstruction
  • Bandwidth: <0.75 Angstrom
  • Tuning: tiltable Etalon
  • Housing diameter: 95mm
  • Length: 73mm
  • Weight: 0.7kg
  • Front thread: M90x1 female thread
  • Rear thread: M90x1 male thread
  • Blocking filter: B3400 in extension tube for 2" focuser
  • Maximum focal length of telescope: 3060 mm

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20.10.2019
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